package com.itheima.reggie.controller;


import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.itheima.reggie.common.R;
import com.itheima.reggie.entity.Category;
import com.itheima.reggie.service.CategoryService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import java.util.List;


@Slf4j
@RestController
@RequestMapping("/category")
public class CategoryController {

    @Autowired
    private CategoryService categoryService;

    /*
     * 新增菜品分类和新增套餐分类
     * */

    @PostMapping
    public R<String> save(@RequestBody Category category) {

        log.info("新增数据:{}", category);

        categoryService.save(category);

        return R.success("新增成功");

    }

    /*
     * 分类管理数据展示(分页查询)
     * */
    @GetMapping("/page")
    public R<Page> page(int page, int pageSize) {

        log.info("page = {},pageSize = {}",page,pageSize);

        //构造分页构造器
        Page<Category> pageInfo = new Page<>(page,pageSize);

        //构造条件过滤器
        LambdaQueryWrapper<Category> queryWrapper = new LambdaQueryWrapper<>();

        //添加过滤条件
        queryWrapper.orderByAsc(Category::getSort);

        //执行查询条件进行分页查询
        categoryService.page(pageInfo,queryWrapper);

        //返回前端需要的数据
        return R.success(pageInfo);

    }

    /*
    * 修改菜品信息
    * */
    @PutMapping
    public R<String> update(@RequestBody Category category){
        log.info("修改菜品信息:{}",category);

        categoryService.updateById(category);

        return R.success("修改成功");
    }

    /*
    * 根据id删除相应的菜品和套餐
    * */
    @DeleteMapping
    public R<String> delete( Long ids){

        log.info("删除成功:{}",ids);
        categoryService.myRemoveById(ids);
        return R.success("删除成功");

    }

    /*
    * 输出所属的菜品类
    * */
    @GetMapping("/list")
    public R<List<Category>> list(Category category){
        log.info("type = {}",category);

        //构造条件构造器
        LambdaQueryWrapper<Category> queryWrapper = new LambdaQueryWrapper<>();

        //添加条件
        queryWrapper.eq(category.getType()!=null,Category::getType,category.getType());

        //添加排序条件
        queryWrapper.orderByAsc(Category::getSort).orderByDesc(Category::getUpdateTime);

        List<Category> list = categoryService.list(queryWrapper);

        return R.success(list);
    }


}
